A general view of Copacabana beach during the coronavirus disease (COVID-19) outbreak in Rio de Janeiro, Brazil, March 22, 2020. (Photo by Ricardo Moraes/Reuters)

Police officers speak to a woman in Greenwich Park in London, England on April 4, 2020. The Government has announced a lockdown to slow the spread of Coronavirus and reduce pressure on the NHS. (Photo by Alamy Live News)

In this photo released by the Alaska National Guard, Alaska Army National Guard soldiers use a CH-47 Chinook helicopter to removed an abandoned bus, popularized by the book and movie “Into the Wild”, out of its location in the Alaska backcountry Thursday, June 18, 2020, as part of a training mission. Alaska Natural Resources Commissioner Corri Feige, in a release, said the bus will be kept in a secure location while her department weighs various options for what to do with it. (Photo by Sgt. Seth LaCount/Alaska National Guard via AP Photo)

People stand in the rain as they wait to enter the Martyrs' Mausoleum during a ceremony for Martyrs' Day in Yangon on July 19, 2020. Myanmar observed the 73rd anniversary of Martyrs' Day on July 19, marking the assassination of independence heroes including Aung San Suu Kyi's father, who helped end British colonial rule. (Photo by Sai Aung Main/AFP Photo)

Members of the Communist New Fourth Army on parade. Note how the modern equipment contrasts with the shoeless soldiers in the foreground. (Photo by Hulton Archive/Getty Images). 6th July 1946

Grey seal pup “Nikolaus” licks a window at the seal enclosure in Friedrichskoog, Germany, 19 December 2014. The pup was abandoned by his mother and would not have a chance at survival without human help. Nikolaus will be fed at the enclosure for two to three months until he has reached the minimum weight of 45 kilograms for being released. (Photo by Daniel Reinhardt/EPA)

The Jet Propulsion Lab team's RoboSimian robot turns on a valve at a simulated disaster-response course during day one of the Defense Advanced Research Projects Agency (DARPA) Robotics Challenge finals in Pomona, California, June 5, 2015. (Photo by David McNew/Reuters)

A koala soaked by floodwaters sits atop a fence post to escape the deluge in the town of Stirling in the Adelaide Hills of South Australia in this picture taken September 14, 2016. (Photo by Russell Latter/Reuters)